rtmp_auto_push导致connect() to unix:/tmp/nginx-http-flv.1 failed (11: Resource temporarily unavailable)

[alexKeleon]

When you meet a bug, please open the issue including a title prefixed by '[bug]' and describe it as follows:
(当你碰到一个 bug，请在提出问题时以 '[bug]' 为前缀写明标题，并且像下面的内容一样描述它):

Expected behavior (期望行为)

可以自动推流到多个worker

Actual behavior (实际行为)

worder只能等于1 才能正常工作

OS and Nginx version (操作系统和 Nginx 版本号)

unbuntu 18.04
Nginx 1.16.1
NGINX_HTTP_FLV_MODULE_VERSION 1.2.6

Configuration file (配置文件)

nginx.conf

user nginx;
worker_processes auto;
#worker_cpu_affinity auto;

error_log /var/log/nginx/error.log warn;
pid /var/run/nginx.pid;

load_module modules/ngx_http_flv_live_module.so;

events {
worker_connections 1024;
}

http {
include mime.types;
default_type application/octet-stream;

charset                 utf-8;
sendfile                on;
keepalive_timeout       65;
client_max_body_size    32M;

gzip                    on;
gzip_comp_level         5;
gzip_min_length         10K;
gzip_proxied            any;
gzip_vary               on;
gzip_types              application/atom+xml
                        application/javascript
                        application/json
                        application/rss+xml
                        application/vnd.ms-fontobject
                        application/x-font-ttf
                        application/x-web-app-manifest+json
                        application/xhtml+xml
                        application/xml
                        font/opentype
                        image/svg+xml
                        image/x-icon
                        text/css
                        text/plain
                        text/x-component;

log_format              main
                        '$remote_addr - $remote_user [$time_local] "$request" '
                        '$status $body_bytes_sent "$http_referer" '
                        '"$http_user_agent" "$http_x_forwarded_for"';

access_log              /var/log/nginx/access.log main;

include                 /etc/nginx/conf.d/http/*.conf;

}

rtmp_auto_push on;
rtmp_auto_push_reconnect 1s;
rtmp_socket_dir /tmp;

rtmp {
out_queue 4096;
out_cork 512;
timeout 60s;
drop_idle_publisher 15s;

include                 /etc/nginx/conf.d/rtmp/*.conf;

}

对应的/etc/nginx/conf.d/http/http-flv.conf

server {
listen 80;
root /var/www;
charset utf-8;
access_log off;
error_log off;

location / {
    index                       index.html;
}

location /live {
    flv_live                    on;
    chunked_transfer_encoding   on;
    add_header                  'Access-Control-Allow-Origin' '*';
    add_header                  'Access-Control-Allow-Credentials' 'true';
}

location /hls {
    types {
        application/vnd.apple.mpegurl m3u8;
        video/mp2t              ts;
    }

    add_header                  'Access-Control-Allow-Origin' '*';
    add_header                  'Access-Control-Allow-Credentials' 'true';

    root                        /data/appdatas;
    add_header                  'Cache-Control' 'no-cache';
}

}

对应的/etc/nginx/conf.d/rtmp/rtmp.conf
server {
listen 1935;

application hexie {
    live            on;
    gop_cache       on;
}

}

Steps to reproduce the behavior (复现问题步骤)

运行一段时间，就会出现

Error log if any (错误日志)

2024/08/01 01:56:07 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.7 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:07 [error] 8#8: *58138 auto_push: connect failed: slot=1 pid=9 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:07 [error] 8#8: *58138 auto_push: connect failed: slot=2 pid=10 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:07 [error] 8#8: *58138 auto_push: connect failed: slot=3 pid=11 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:07 [error] 8#8: *58138 auto_push: connect failed: slot=4 pid=12 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:07 [error] 8#8: *58138 auto_push: connect failed: slot=5 pid=13 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:07 [error] 8#8: *58138 auto_push: connect failed: slot=6 pid=14 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:07 [error] 8#8: *58138 auto_push: connect failed: slot=7 pid=15 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:08 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.1 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:08 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.2 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:08 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.3 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:08 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.4 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:08 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.5 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:08 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.6 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:08 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.7 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:08 [error] 8#8: *58138 auto_push: connect failed: slot=1 pid=9 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:08 [error] 8#8: *58138 auto_push: connect failed: slot=2 pid=10 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:08 [error] 8#8: *58138 auto_push: connect failed: slot=3 pid=11 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:08 [error] 8#8: *58138 auto_push: connect failed: slot=4 pid=12 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:08 [error] 8#8: *58138 auto_push: connect failed: slot=5 pid=13 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:08 [error] 8#8: *58138 auto_push: connect failed: slot=6 pid=14 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:08 [error] 8#8: *58138 auto_push: connect failed: slot=7 pid=15 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:09 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.1 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:09 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.2 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:09 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.3 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:09 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.4 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:09 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.5 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:09 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.6 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:09 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.7 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:09 [error] 8#8: *58138 auto_push: connect failed: slot=1 pid=9 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:09 [error] 8#8: *58138 auto_push: connect failed: slot=2 pid=10 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:09 [error] 8#8: *58138 auto_push: connect failed: slot=3 pid=11 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:09 [error] 8#8: *58138 auto_push: connect failed: slot=4 pid=12 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:09 [error] 8#8: *58138 auto_push: connect failed: slot=5 pid=13 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:09 [error] 8#8: *58138 auto_push: connect failed: slot=6 pid=14 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:09 [error] 8#8: *58138 auto_push: connect failed: slot=7 pid=15 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:10 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.1 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:10 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.2 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:10 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.3 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:10 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.4 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:10 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.5 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:10 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.6 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:10 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.7 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:10 [error] 8#8: *58138 auto_push: connect failed: slot=1 pid=9 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:10 [error] 8#8: *58138 auto_push: connect failed: slot=2 pid=10 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:10 [error] 8#8: *58138 auto_push: connect failed: slot=3 pid=11 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:10 [error] 8#8: *58138 auto_push: connect failed: slot=4 pid=12 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:10 [error] 8#8: *58138 auto_push: connect failed: slot=5 pid=13 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:10 [error] 8#8: *58138 auto_push: connect failed: slot=6 pid=14 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:10 [error] 8#8: *58138 auto_push: connect failed: slot=7 pid=15 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:11 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.1 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:11 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.2 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:11 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.3 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:11 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.4 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:11 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.5 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:11 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.6 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:11 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.7 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:11 [error] 8#8: *58138 auto_push: connect failed: slot=1 pid=9 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:11 [error] 8#8: *58138 auto_push: connect failed: slot=2 pid=10 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:11 [error] 8#8: *58138 auto_push: connect failed: slot=3 pid=11 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:11 [error] 8#8: *58138 auto_push: connect failed: slot=4 pid=12 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:11 [error] 8#8: *58138 auto_push: connect failed: slot=5 pid=13 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:11 [error] 8#8: *58138 auto_push: connect failed: slot=6 pid=14 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:11 [error] 8#8: *58138 auto_push: connect failed: slot=7 pid=15 name='20250201020700040000', client: 172.18.1.25, server: 0.0.0.0:1935 2024/08/01 01:56:12 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.1 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:12 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.2 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:12 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.3 failed (11: Resource temporarily unavailable) 2024/08/01 01:56:12 [error] 8#8: connect() to unix:/tmp/nginx-http-flv.4 failed (11: Resource temporarily unavailable)

查看网络监控 netstat -apn 如下图